Abstract
This paper proposes an adaptive neural-fuzzy sliding-mode control method for uncertain nonlinear systems with actuator effectiveness faults and input saturation. The parameter dependence of the control scheme is removed from the bound of actuator faults by updating online. A neural-fuzzy model is developed to approximate the uncertain nonlinear terms and a sliding-mode online-updating controller is developed to estimate the bound of the actuator with no prior knowledge of the fault. The asymptotic stability is verified via the Lyapunov method in the presence of actuator faults and saturation. Furthermore, the adaptive neural-fuzzy control method is extended to the uncertain faulty nonlinear systems with integral sliding-mode manifold as well as other popular sliding-mode surfaces. A numerical example is presented to demonstrate the effectiveness of the derived results. © 2013 IEEE.
| Original language | English |
|---|---|
| Article number | 7862291 |
| Pages (from-to) | 2268-2278 |
| Journal | IEEE Transactions on Systems, Man, and Cybernetics: Systems |
| Volume | 47 |
| Issue number | 8 |
| DOIs | |
| Publication status | Published - 1 Aug 2017 |
| Externally published | Yes |
Bibliographical note
Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].Funding
This work was supported in part by the Natural Science Foundation of China under Grant 61403152, Grant 61402218, Grant 61673187, and Grant 61673188, in part by the Research Grants Council of Hong Kong through General Research Fund under Grant 106140120, and in part by the NPRP Grant NPRP 8-274-2-107 from the Qatar National Research Fund (a member of Qatar Foundation).
Research Keywords
- Actuator fault
- actuator saturation
- neural-fuzzy approximator
- sliding-mode control (SMC)
- uncertain nonlinear system
RGC Funding Information
- RGC-funded
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